[AMPS] Eimac 3CX1200D7 Component package

[measures]

>
>Ronald Lumachi wrote:
>> 
>> SELL: NIB (tested only) Eimac 3CX1200D7 (date code '97) complete with a
>> brand new 6.3VAC@25amp filament xmfr, teflon chimney, Eimac SK410 air
>> system socket, and a new HV 2amp+ parasitic plate  choke. This tube used
>> exclusively in the Henry 3K Premier amplifier. Will coast at 2100W
>> output  or will do  2500W with a high performance power supply. $400
>> shipped for the package. This tube is virtually indestructible and very
>> forgiving even when mistuned. Ron W2CQM New York City
>
>
>
>Any real advantage to running the 3cx1200D vs.  the 3cx1200A??? 
>Comparing data on the Eimac page other than filament voltage difference
>the tubes are VERY similar.  Looks like the D7 might be easier to
>drive.  

not much if any.  The advantage of the D7 is reduced feedback C.  The Z7 
is better yet.  

> I leave my ICOM 756 at full output to drive my AL-1200 and think
>I could use even more drive with the A7 tube.  Wonder if swapping the
>tubes would be worthwhile???  Thanks, Phil W2GE
>


-  Rich..., 805.386.3734, www.vcnet.com/measures.  


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